What is the Least Common Multiple of 55988 and 56004?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 55988 and 56004 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55988 and 56004, than apply into the LCM equation.

GCF(55988,56004) = 4
LCM(55988,56004) = ( 55988 × 56004) / 4
LCM(55988,56004) = 3135551952 / 4
LCM(55988,56004) = 783887988

Least Common Multiple (LCM) of 55988 and 56004 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55988 and 56004. First we will calculate the prime factors of 55988 and 56004.

Prime Factorization of 55988

Prime Factorization of 56004

Now multiplying the highest exponent prime factors to calculate the LCM of 55988 and 56004.

LCM(55988,56004) = 2² × 13997¹ × 3¹ × 13¹ × 359¹
LCM(55988,56004) = 783887988